base-files: Update files for the beaker release

Forgot to do this during the previous change when we bumped the version.

Change-Id: I2dd6018b1933972a996a2a68fd44dd2a6b2e1bdf
diff --git a/etc/issue b/etc/issue
index 3a289e8..3efe6b8 100644
--- a/etc/issue
+++ b/etc/issue
@@ -1,2 +1,2 @@
-Mendel #OSNAME# (animal) \n \l
+Mendel #OSNAME# (beaker) \n \l
 
diff --git a/etc/issue.net b/etc/issue.net
index d5d19f1..339d293 100644
--- a/etc/issue.net
+++ b/etc/issue.net
@@ -1 +1 @@
-Mendel #OSNAME# (animal)
+Mendel #OSNAME# (beaker)
diff --git a/etc/mendel_version b/etc/mendel_version
index d3827e7..cd5ac03 100644
--- a/etc/mendel_version
+++ b/etc/mendel_version
@@ -1 +1 @@
-1.0
+2.0
diff --git a/etc/os-release b/etc/os-release
index 195355a..6eaff48 100644
--- a/etc/os-release
+++ b/etc/os-release
@@ -1,7 +1,7 @@
-PRETTY_NAME="Mendel #OSNAME# 1 (Animal)"
+PRETTY_NAME="Mendel #OSNAME# 2 (Beaker)"
 NAME="Mendel #OSNAME#"
-VERSION_ID="1"
-VERSION="1 (animal)"
+VERSION_ID="2"
+VERSION="2 (beaker)"
 ID=mendel
 ID_LIKE=debian
 HOME_URL="https://aiyprojects.withgoogle.com/"